<template>
  <div class="error-container">
    <div class="error-content">
      <el-row>
        <el-col :span="12">
          <div class="pic-404">
            <img class="pic-404-parent" src="@/assets/images/404.png" alt="404">
            <img class="pic-404-child left" src="@/assets/images/404-cloud.png" alt="404">
            <img class="pic-404-child mid" src="@/assets/images/404-cloud.png" alt="404">
            <img class="pic-404-child right" src="@/assets/images/404-cloud.png" alt="404">
          </div>
        </el-col>
        <el-col :span="12">
          <div class="bullshit">
            <div class="bullshit-oops">OOPS!</div>
            <div class="bullshit-headline">{{ message }}</div>
            <div class="bullshit-info">请检查您输入的网址是否正确，或者点击下面的按钮返回首页</div>
            <router-link to="/" class="bullshit-return-home">返回首页</router-link>
          </div>
        </el-col>
      </el-row>
    </div>
  </div>
</template>

<script setup>
import { ref } from 'vue'

const message = ref('页面不存在')
</script>

<style lang="scss" scoped>
.error-container {
  height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  
  .error-content {
    width: 1200px;
    padding: 0 50px;
    overflow: hidden;
  }
  
  .pic-404 {
    position: relative;
    float: left;
    width: 600px;
    overflow: hidden;
    
    &-parent {
      width: 100%;
    }
    
    &-child {
      position: absolute;
      
      &.left {
        width: 80px;
        top: 17px;
        left: 220px;
        opacity: 0;
        animation-name: cloudLeft;
        animation-duration: 2s;
        animation-timing-function: linear;
        animation-fill-mode: forwards;
        animation-delay: 1s;
      }
      
      &.mid {
        width: 46px;
        top: 10px;
        left: 420px;
        opacity: 0;
        animation-name: cloudMid;
        animation-duration: 2s;
        animation-timing-function: linear;
        animation-fill-mode: forwards;
        animation-delay: 1.2s;
      }
      
      &.right {
        width: 62px;
        top: 100px;
        left: 500px;
        opacity: 0;
        animation-name: cloudRight;
        animation-duration: 2s;
        animation-timing-function: linear;
        animation-fill-mode: forwards;
        animation-delay: 1s;
      }
      
      @keyframes cloudLeft {
        0% {
          top: 17px;
          left: 220px;
          opacity: 0;
        }
        20% {
          top: 33px;
          left: 188px;
          opacity: 1;
        }
        80% {
          top: 81px;
          left: 92px;
          opacity: 1;
        }
        100% {
          top: 97px;
          left: 60px;
          opacity: 0;
        }
      }
      
      @keyframes cloudMid {
        0% {
          top: 10px;
          left: 420px;
          opacity: 0;
        }
        20% {
          top: 40px;
          left: 360px;
          opacity: 1;
        }
        70% {
          top: 130px;
          left: 180px;
          opacity: 1;
        }
        100% {
          top: 160px;
          left: 120px;
          opacity: 0;
        }
      }
      
      @keyframes cloudRight {
        0% {
          top: 100px;
          left: 500px;
          opacity: 0;
        }
        20% {
          top: 120px;
          left: 460px;
          opacity: 1;
        }
        80% {
          top: 180px;
          left: 340px;
          opacity: 1;
        }
        100% {
          top: 200px;
          left: 300px;
          opacity: 0;
        }
      }
    }
  }
  
  .bullshit {
    position: relative;
    float: left;
    width: 300px;
    padding: 30px 0;
    overflow: hidden;
    
    &-oops {
      font-size: 32px;
      font-weight: bold;
      line-height: 40px;
      color: #1482f0;
      opacity: 0;
      margin-bottom: 20px;
      animation-name: slideUp;
      animation-duration: 0.5s;
      animation-fill-mode: forwards;
    }
    
    &-headline {
      font-size: 20px;
      line-height: 24px;
      color: #222;
      font-weight: bold;
      opacity: 0;
      margin-bottom: 10px;
      animation-name: slideUp;
      animation-duration: 0.5s;
      animation-delay: 0.2s;
      animation-fill-mode: forwards;
    }
    
    &-info {
      font-size: 13px;
      line-height: 21px;
      color: grey;
      opacity: 0;
      margin-bottom: 30px;
      animation-name: slideUp;
      animation-duration: 0.5s;
      animation-delay: 0.4s;
      animation-fill-mode: forwards;
    }
    
    &-return-home {
      display: block;
      float: left;
      width: 110px;
      height: 36px;
      background: #1482f0;
      border-radius: 100px;
      text-align: center;
      color: #ffffff;
      opacity: 0;
      font-size: 14px;
      line-height: 36px;
      cursor: pointer;
      animation-name: slideUp;
      animation-duration: 0.5s;
      animation-delay: 0.6s;
      animation-fill-mode: forwards;
    }
    
    @keyframes slideUp {
      0% {
        transform: translateY(60px);
        opacity: 0;
      }
      100% {
        transform: translateY(0);
        opacity: 1;
      }
    }
  }
}
</style> 